R. K. SINGH, B. K. DUBEY, S. R. BHONDE, and R. P. GUPTA, “Estimates of genetic variability and correlation in red onion (Allium cepa) advance lines*”, Indian J Agri Sci, vol. 80, no. 2, Jan. 2011, doi: 10.56093/ijas.v80i2.2860.